Yesterday, Lovato unfollowed Gomez on Twitter, causing fans to wonder if there's a rift in their friendship. But the drama doesn't stop there.

Lovato allegedly tweeted a not-so-nice message that seems to be directed at Gomez if the former BFFs are indeed fighting. "Swimming away from the bulls--t bye bitch," the 21-year-old "Neon Lights" singer allegedly posted on Twitter along with a graphic of her swimming in the ocean. Yikes—talk about shade!

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